void Init(GameObject target)
{
TargetObject = target;
TargetTrans = target.transform;
var pos = TargetTrans.position;
TargetObjOldPosX = pos.x;
TargetObjOldPosY = pos.y;
var scale = TargetTrans.localScale;
TargetObjOldScaleX = scale.x;
TargetObjOldScaleY = scale.y;
Bounds = UGUIMath.CalculateAbsoluteBounds(TargetTrans.GetComponent <RectTransform>());
}
/// <summary>
/// Target的位置发生变化时，更新引导的箭头
/// </summary>
private void CheckTargetObjPosChange()
{
var new_pos = TargetTrans.position;
var new_scale = TargetTrans.localScale;
if (Mathf.Abs(new_pos.x - TargetObjOldPosX) < MIN_DIFF && Mathf.Abs(new_pos.y - TargetObjOldPosY) <= MIN_DIFF &&
Mathf.Abs(new_scale.x - TargetObjOldScaleX) < MIN_DIFF && Mathf.Abs(new_scale.y - TargetObjOldScaleY) <= MIN_DIFF)
{
return;
}
Bounds = UGUIMath.CalculateAbsoluteBounds(TargetTrans.GetComponent <RectTransform>());
TargetObjOldPosX = new_pos.x;
TargetObjOldPosY = new_pos.y;
TargetObjOldScaleX = new_scale.x;
TargetObjOldScaleY = new_scale.y;
if (CopyObj != null)
{
// 可能traget_trans的父亲节点有缩放
var rect_corner = new Vector3[4];
CopyTrans.GetComponent <RectTransform>().GetWorldCorners(rect_corner);
float copy_rect_size_x = rect_corner[2].x - rect_corner[0].x;
TargetTrans.GetComponent <RectTransform>().GetWorldCorners(rect_corner);
float target_size_x = rect_corner[2].x - rect_corner[0].x;
float scale = 1;
if (copy_rect_size_x != 0)
{
scale = target_size_x / copy_rect_size_x;
}
Vector3 ori_scale = CopyTrans.localScale;
CopyTrans.localScale = new Vector3(ori_scale.x * scale, ori_scale.y * scale, ori_scale.z * scale);
}
Wnd.ResetArrowTips();
}